返回Google圖書搜尋

The Anatomy of the Domestic Animals

出版	Parey, 2013-09
ISBN	12307421589781230742151
URL	http://books.google.com.hk/books?id=udw7ngEACAAJ&hl=&source=gbs_api

註釋This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1914 edition. Excerpt: ... meatus; c, ventral meatus; d, diverticulum nasi; e, dorsal turbinate fold; /, ventral turbinate fold; g, prominence caused by venous plexus which extends back on lower part of ventral turbinate; 1, nasal bone; 2, cartilage of septum nasi; 3, 4, palatine and nasal processes of palatine bones; 5, maxilla; 6, tendon of levator labii superioris proprius; 7, part of lateralis nasi muscle which goes to cartilage of ventral turbinate; 8, 8', levator nasolabialis; 9, dilator naris lateralis; 10, buccinator; 11, vomero-nasal organ; 12, nasolacrimal duct (wide part); 13, lateral nasal artery; 14, 14', branches of superior labial artery; 15, palatine artery; 16, labial branches of infraorbital nerve; 17, external nasal nerve; I8, hard palate; 19, cheek; 20, superior labial vein. The veins (black) are filled by a natural injection. encloses the cartilaginous prolongation of the ventral turbinate bone.1 The extremity of the cornu usually causes a slight projection of the skin a short distance behind and below the inferior commissure. The muscles of the nostrils have been described (p. 258). Vessels and Nerves.--The arteries are branches of the palato-labial, superior labial, and lateral nasal arteries, and the blood is conveyed away by corresponding veins. The lymph vessels go to the mandibular lymph glands. The nerves are derived from the infraorbital nerve (sensory) and from the facial nerve (motor). The nasal cavity is divided into two symmetrical halves by the median septum nasi (Figs. 452, 455, 456). The osseous septum (Septum nasi osseum) is formed behind by the perpendicular plate of the ethmoid and ventrally by the vomer. A few ridges on the former correspond to the ethmoidal meatuses. The major part of it, however, is formed by the cartilage...